Cranbrook climate — normals and trends
Cranbrook (Canada) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.4 °C and it receives 565 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (17.4 °C on average) and the coldest is January (-8.1 °C). Rainfall peaks in June.
Cranbrook averages 185 frost days, 7 hot days (≥ 30 °C) and 118 rainy days per year.
Cranbrook has warmed by +2.8 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 206 to 164 per year over the period.
The hottest day of the period reached 37.4 °C (on 10 August 2018) and the coldest -39.8 °C (on 29 December 1990).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
CranbrookBritish Columbia
- coords
- 49.50°, -115.77°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.4°C
Average daily high
9.8°C
Average daily low
-1.0°C
Annual rainfall
565mm
Sunshine / day
9.5h
Mean relative humidity
69%
Average peak wind
8.9km/h
Seasonal range
25.5°C
Frost days (< 0 °C)
185 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
118 d/yr
Annual snowfall
181.4 cm
Average feels-like high
7.1 °C
Average feels-like low
-4.0 °C
Average peak gust
28.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
14.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.56 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
37.4 °C
10 August 2018
Coldest day
-39.8 °C
29 December 1990
Wettest day
44 mm
9 September 2019
Windiest day
24.5 km/h
28 July 1947
Strongest gust
97.6 km/h
16 October 1991
Hottest feels-like
38.6 °C
29 June 2021
Coldest feels-like
-44.8 °C
29 December 1990
Snowiest day
26.7 cm
18 November 1946
Sunniest day
15.8 h
14 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -2.9 °C | +1.1 °C | 17 mm | -34 mm |
| Feb | -3.7 °C | -3.1 °C | 46 mm | +5 mm |
| Mar | 6.5 °C | +2.7 °C | 46 mm | +2 mm |
| Apr | 12.2 °C | +3.0 °C | 33 mm | -11 mm |
| May | 18.6 °C | +3.4 °C | 33 mm | -26 mm |
| Jun | 22.3 °C | +3.0 °C | 53 mm | -11 mm |
| Jul | 24.7 °C | +0.4 °C | 68 mm | +38 mm |
| Aug | 25.7 °C | +1.9 °C | 19 mm | -11 mm |
| Sep | 24.1 °C | +6.0 °C | 21 mm | -17 mm |
| Oct | 11.1 °C | +1.0 °C | 37 mm | -8 mm |
| Nov | 5.0 °C | +3.7 °C | 83 mm | +22 mm |
| Dec | 1.3 °C | +4.7 °C | 125 mm | +67 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Cranbrook?
Cranbrook has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.4 °C and it receives 565 mm of precipitation per year.
What is the hottest day ever recorded in Cranbrook?
The hottest day measured in Cranbrook between 1940 and 2025 was 10 August 2018, reaching 37.4 °C.
What is the coldest day in Cranbrook?
The coldest day measured in Cranbrook between 1940 and 2025 was 29 December 1990, at -39.8 °C.
Does it snow in Cranbrook?
Yes. Cranbrook gets on average 181.4 cm of snow per year and has around 185 frost days.
Has the climate of Cranbrook warmed?
Yes: Cranbrook warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Cranbrook?
The wettest day measured in Cranbrook between 1940 and 2025 was 9 September 2019, with 44 mm of rain in 24 hours.
What was the windiest day in Cranbrook?
The windiest day measured in Cranbrook between 1940 and 2025 was 28 July 1947, with winds reaching 24.5 km/h.
What is the warmest month in Cranbrook?
The warmest month in Cranbrook is July (17.4 °C on average); the coldest is January (-8.1 °C).
How much does it rain in Cranbrook?
Cranbrook receives on average 565 mm of precipitation per year, spread over about 118 rainy days.
Is it sunny in Cranbrook?
Cranbrook gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
What is the biggest single-day snowfall in Cranbrook?
The heaviest 24-hour snowfall measured in Cranbrook between 1940 and 2025 was 18 November 1946, with 26.7 cm.
Are there tropical nights in Cranbrook?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Cranbrook.
What was the most extreme apparent temperature in Cranbrook?
In Cranbrook, between 1940 and 2025, the highest apparent temperature reached 38.6 °C on 29 June 2021, and the lowest was -44.8 °C on 29 December 1990.
Compare Cranbrook with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Cranbrook